Physics, asked by mahirajput14, 8 months ago

A wire of lenght L and resistance R is stretched to double its length .what is the new resistance?

Answers

Answered by sarvanikadali

Answer:

Explanation:

The new resistance of the wire becomes four times its old resistance. The wire's length is stretched to twice its length i.e. area of cross section decreases or becomes half, since volume remains the same.

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A wire of lenght L and resistance R is stretched to double its length .what is the new resistance?​

Answers

A wire of lenght L and resistance R is stretched to double its length .what is the new resistance?